No other part numbers with same form, fit, and function found.
A locking device which is serrated on the inside and outside diameters. It may have outer serrations omitted on one or two sides for close edge installation. The inner serrations engage the mating serrations of bolts, inserts, nuts, studs or similar items to be locked in place. The outer serrations broach their way into parent material when driven or pressed into place.
NSN 5915-00-270-3764
NSN 5996-01-459-8590
NSN 6620-01-436-5661
NSN 6220-01-128-0087
NSN 5998-00-401-5889
NSN 5915-00-859-6427
NSN 5999-01-514-0453
NSN 5950-01-616-4320
NSN 6620-00-335-9462
NSN 5975-00-893-8544
NSN 5960-00-070-4399
NSN 5950-00-910-5623